Towards the social media studies of science: social media metrics, present and future

In this paper we aim at providing a general reflection around the present and future of social media metrics (or altmetrics) and how they could evolve into a new discipline focused on the study of the relationships and interactions between science and social media, in what could be seen as the social media studies of science.
Comment: Spanish version: http://revistas.bnjm.cu/index.php/anales/article/view/4172